MALICIOUS — b470e8f4a797e863bfb439f7499b382f92dd437d2dcec598a9d766d398c62b58
MALICIOUS — b470e8f4a797e863bfb439f7499b382f92dd437d2dcec598a9d766d398c62b58 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Bulz family. 4 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b470e8f4a797e863bfb439f7499b382f92dd437d2dcec598a9d766d398c62b58 - SHA-1:
063b5879065c4b82b5ac4d197e68047196694bd2 - MD5:
c6d7c3773de44e8d6e446e39bfd1ba9d - imphash:
b2adac104754b17b97f99c3247292cf4 - ssdeep:
12288:1s+Lr5S/S8/88M/9j1UwfwKAoFTwIVDLGXPCBM0VZmVIyh2eFde+lI59gZQba8l:1sNBM/9/fwK/FTwfCBM0VZeg1 - TLSH:
T1174F7DAA060AF751F0AA9B805CA12E1EE17DFAFE60BF1DCD0056D01F6BB419B744C494 - Submitted as: b470e8f4a797e863bfb439f7499b382f92dd437d2dcec598a9d766d398c62b58
- File type: pe · Size: 712704 bytes
- Verdict: malicious (98/100) · Family: Bulz
Detections (4 of 55 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Trojan.Bulz-9889567-0
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- LIEF (executable format parser): lief:invalid-authenticode
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Bulz-9889567-0 (rule
Win.Trojan.Bulz-9889567-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 3 finding(s), e.g. process hidden from a listing (rule
windows.psxview.PsXView) - memory signal, weight 0.55, confidence 0.85 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 23 external host(s) at runtime (16 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - LIEF (executable format parser) flagged lief:invalid-authenticode (rule
lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70
Dynamic analysis (windows)
0 behavior events · 0 ATT&CK techniques · 0 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- msedge.api.cdp.microsoft.com
- windows.msn.com
- oneocsp.microsoft.com
- settings-win.data.microsoft.com
Embedded URLs
- http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
- http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
- http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
- http://office.microsoft.com
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787862652&P2=404&P3=2&P4=QkvXS0zEl1Mk1%2bM9BGVu2HRULXyWILuaSg6m%2b%2fV577jewEocZu%2b0EDlrdsloX4oV8XCdi79opKCkmsGhFbzz%2bQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- crl.microsoft.com
- www.microsoft.com
- office.microsoft.com
Embedded IP addresses
- 52.168.117.168
- 52.123.252.202
- 52.123.252.192
- 172.215.188.232
- 4.230.171.124
- 85.210.196.11
- 4.144.132.114
- 52.123.252.229
- 135.233.95.80
- 135.233.95.144
- 135.232.92.97
- 104.208.16.94
- 203.26.79.13
- 20.236.44.162
- 52.123.129.14
- 52.123.128.14
- 40.104.4.2
- 92.223.78.30
- 52.148.114.188
- 72.145.35.105
- 52.110.12.2
- 172.178.240.161
- 52.110.12.11
File paths
- F:\Office\Target\x86\ship\postc2r\x-none\msqry32.pdb
- H:\:c:
- W:\:l:
- T:\:a:i:n:v:{:
- X:\:l:p:t:x:
More Bulz samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report